turbulence turbulence /ˈtɝːbjələns/

noun

1. () Unstable flow of a liquid or gas  ( turbulency , turbulence )
   unstable flow of a liquid or gas
   
2. A state of violent disturbance and disorder (as in politics or social conditions generally)  ( Sturm und Drang , turbulence , upheaval )
   a state of violent disturbance and disorder (as in politics or social conditions generally)
    The industrial revolution was a period of great turbulence
   the industrial revolution was a period of great turbulence
   
3. Instability in the atmosphere  ( turbulence )
   instability in the atmosphere